The Honeywell ST9400C is a 7-day twin channel programmer designed for independent control of heating and stored hot water in complete systems, enabling maximum energy efficiency. It offers up to three ON/OFF switchings per day, plus each day can be programmed differently on a 5/2 or 1 day basis making it ideal for users whose heating needs vary from day to day.

Fully compliant with Building Regulations Part L1 for England & Wales and Part J for Scotland

We deliver primarily to the UK Mainland Only, to regular domestic and commercial premises. The standard cut off for dispatching in stock items is usually at 1:00PM although this may vary depending on the nature of your order and seasonal volumes.